Is 4321 is a composite number or not?
- As we already know that, the number having factors 1 and the number itself is the prime number.
- And numbers having more than these two factors are the composite numbers.
- To check whether the number 4321 is composite or not first we have to find its factors.
Contents
Factors of 4321:
- If we have taken numbers from 1, 2, 3…for checking factors of 4321, we found that 4321 has factors 1, 29, 149 and 4321. Hence, we must say that 4321 is a composite number.
- Thus, 4321 is the composite number.
- If we multiply 4321 by 1, 2, 3 then we get the multiples of 4321 which are 4321, 8642 and so on.
4321 is a Composite number or Prime number
About the number 4321:
- 4321 has more than two factors which are 1, 29, 149 and 4321 and hence it is the composite number.
- 4321 is the odd composite number and it is not the perfect square also.
- If we divide 4321 by 1, 29, 149 and 4321 then we get remainder as zero. Hence 1, 29, 149 and 4321 are the factors of 4321
Note:
- 4321 is not the perfect square.
- Factors of 4321:1, 29, 149 and 4321
- Prime factors of 4321: 29, 149
Conclusion:
- 4321 is the composite number which has factors 1, 29, 149 and 4321.
- And hence, 4321 is not the prime number.
Multiple Choice Questions:
1) 4321 is a
a) odd number
b) Prime number
c) even number
d) Both a and c
Ans: a) odd number
2) The non-prime factors of a composite number 4321 are
a) 1
b) 29, 149
c) 1, 29, 149 and 4321
d) 1 and 4321
Ans: d) 1 and 4321
3) 4321 is the odd composite number because
a) It has factors 1, 29, 149 and 4321
b) It has more than two factors
c) It is not divisible by 2
d) all
Ans: d) all
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